Despite technology, first responders operating on different frequencies

By Ed Timms and Tanya Eiserer Dallas Morning News

DALLAS — Despite unprecedented advances in technology, law enforcement agencies still struggle to communicate with each other during high-speed chases that streak through several different cities or counties.

That was the case earlier this week, when a 29-year-old man led Dallas County Precinct 2 deputy constables and other law enforcement officers on a wild chase through four cities.